From deciding when to go, to choosing what to see when you arrive, this guide to South Korea, is all you need to plan your trip and experience the best of South Korea, with in-depth insider information on must-see, top attractions like Gyeongju, Dadohae Haesang Maritime National Park, Hahoe Folk Village, N Seoul Tower and Changdeokgung Palace, and hidden cultural gems like Haein-sa Temple